Introduction To The Connectors And Functions - Alpine PXE-X09 Manual

2. Introduction to the connectors and functions

① Power connector
② Input selector switch
The device is started by ACC when the switch is in the ACC position; it is started by the high-level
input signal IN-1 when the switch is in the HOST position.
③④⑤⑥⑦⑧⑨⑩ High/low level mixed input connector
You may set the high or low level input through a line controller, computer or mobile phone tuning
software. When the input is set as high level, you may connect it to the high-level output (siren line)
of an onboard CD or DVD player; when the input is set as low level, you may connect it to the low-
level output (audio signal line) of an onboard CD or DVD player to play low-level signals.
⑪ 8 sets of high/low level input indicator
When the high/low level mixed input connector is set as high level input, the LED indicator of
corresponding connector will light up; when the connector is as low level input, the LED indicator of
corresponding connector will not light up.
⑫ ⑬ Optical fiber and coaxial connector
The device plays optical fiber or coaxial digital signal when you switch the audio source to digital
input by connecting it to the optical fiber or coaxial cable of an onboard CD or DVD player.
Note: Please choose the coaxial cable with impedance of 75 Ω.
⑭ External Bluetooth connector
Bluetooth can be used to play non-destructive music and connect PXE-X09 mobile phone tuning
software. When the Bluetooth connection succeeds, the Bluetooth indicator will remain ON.
⑮ USB 3.0 connector
You may adjust the volume, select the audio source and recall the data by connecting the device to a
compute or line controller through the USB 3.0 cable.
⑯ ⑰ ⑱ ⑲ ⑳ ㉑ ㉒ ㉓ Low level output connector
8 sets of low level output may connect an external power amplifier.
㉔ Onboard CD or DVD player
㉕ External power amplifier
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